.rest {
  .item-box {
    text-align: center;
    height: 300px;
    width: 750px;
    overflow: hidden;
    padding: 5px;
    .title {
      width: 100%;
      height: 250px;
      position: relative;
      Video {
        width: 100%;
        height: 100%;
      }
    }
    .bottom {
      margin: 5px 0;
      display: flex;
      height: 50px;
      .abstract, .category {
        text-align: center;
        font-size: 28px;
        color:#6d6d6d;
      }
      .abstract{
        text-align: left;
        flex: 3;
      }
      .category {
        flex: 1;
      }

    }
  }
}
